CVE-2026-20471CWE-787

CVE-2026-20471

Medium · published August 3, 2026

CVSS v3.1
4.6
EPSS
0%
Percentile
12.7
In the wild
Unconfirmed
What it is

In DA, there is a possible out of bounds write due to a missing bounds check. This could lead to local denial of service, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10991588 (Note: For MT6880, MT6890, MT6990, MT6988, MT6986, MT6813) / AUTO00851171 (Note: For MT2735, MT2737); Issue ID: MSV-7790.

The record
Technical detail
CVSS v3.1
4.6 · MEDIUM
Vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00227 · 12.7th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-08-03T07:16Z
References (1)
https://www.mediatek.com/product-security-bulletin/August-2026 · [email protected]
EPSS history
Timeline
  • 03 AUG 02:05Z
    In DA, there is a possible out of bounds write due to a missing bounds check
    cvelistv5